package com.company.singleton.ext;

/**
 * 跟01是一个意思
 */
public class Mgr02 {
	private static final Mgr02 INSTANCE;
	
	static {
		INSTANCE = new Mgr02();
	}

	private Mgr02() {
	}

	public static Mgr02 getInstance() {
		return INSTANCE;
	}

	public void m() {
		System.out.println("m");
	}

	public static void main(String[] args) {
		Mgr02 m1 = Mgr02.getInstance();
		Mgr02 m2 = Mgr02.getInstance();
		System.out.println(m1 == m2);
	}
}
